CN101222609A - Audience investigation system based on bidirectional digital television techniques - Google Patents
Audience investigation system based on bidirectional digital television techniques Download PDFInfo
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- CN101222609A CN101222609A CNA2008100331615A CN200810033161A CN101222609A CN 101222609 A CN101222609 A CN 101222609A CN A2008100331615 A CNA2008100331615 A CN A2008100331615A CN 200810033161 A CN200810033161 A CN 200810033161A CN 101222609 A CN101222609 A CN 101222609A
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Abstract
The invention provides a watching investigation system based on a two-way digital television technology, comprising a set-top box which is positioned at a client and automatically transmits watching data back with a watching data protocol; a data acquisition device which receives and stores the watching data transmitted back by the set-top box; and a data analyzing device which reads and analyzes the device stored in the data acquisition device. The watching investigation system is obviously different from the prior system, and can realize a very accurate watching investigation data analysis.
Description
Technical field
The present invention relates to digital TV field, relate in particular to a kind of audience investigation system based on bidirectional digital television techniques.
Background technology
Traditional audience investigation, the for example Suo Furui of CCTV, AC Nelson, all be that the employing user sampling or the mode of phone return visit investigation are carried out the channel viewership statistics analysis on a kind of general meaning, certain equipment that is similar to the audience investigation flight data recorder is adopted in the meeting that has, by the collection that this equipment is watched user's television program, carry out statistical analysis.No matter which kind of pattern is traditional audience investigation method adopt, its shortcoming has the following aspects:
1 data sampling source is few
Traditional mode can not cover the TV user in whole city or full area, can only be a very little part, and for example 1000 users, hundreds of users etc. by these users being carried out sample investigation, calculate the rating probable value, and its accuracy is not real.
2 data accuracy deficiencies
Adopt the phone return visit or adopt corresponding apparatus to come timing sampling, can not obtain very objectively data, user's subjectivity has determined the correctness of data, and for example whether answer is correct, whether equipment starts shooting etc.
3 real-time property deficiencies
Because a lot of data are all gathered, so the ageing of data had a greatly reduced quality afterwards.A lot of survey datas all be program is finished after some skies or concluding time on the same day can obtain.The real-time of data and accuracy all can have problem in this case, and people can query the correctness of data analysis naturally.
Summary of the invention
In the trend of digital television techniques, two-way interaction is unusual obvious development direction.The one-way digital television platform can not satisfy the demand that business is carried out far away, so the various places broadcasting and TV are all done the two-way link transformation in investment, wish that local set-top box can realize two-way services, for example IP network page browsing, video request program etc., thus find new business development point.
Based on this bidirectional digital television techniques, the invention provides a kind of audience investigation system of novelty, it and traditional audience investigation have tangible difference, and can realize point-device audience investigation data analysis.
The invention provides a kind of audience investigation system based on bidirectional digital television techniques, it comprises: set-top box is positioned at the client place and returns viewing-data automatically with a viewing-data agreement; Data acquisition equipment, the viewing-data of receiving set up box passback is also stored; And DAF, the equipment of storing in the data collecting device is read and analyzes.
In addition, in above-mentioned audience investigation system based on bidirectional digital television techniques, set-top box is according to the predetermined described viewing-data of tactful passback automatically, and this strategy comprises that writing down one when the user watches that a channel surpasses a scheduled time automatically effectively watches record.
In addition, above-mentioned viewing-data comprises effectively watches record and user's operation behavior, when the buffering of storage viewing-data is full or every a timer time, returns these viewing-datas.
In addition, in above-mentioned audience investigation system based on bidirectional digital television techniques, data acquisition equipment is stored with the form of file described viewing-data.
In addition, above-mentioned data acquisition equipment can also comprise a data conversion storage server, and it goes into database server with the automatic unloading of the data in the file of being preserved.
In addition, above-mentioned DAF is suitable for the data that write down in the described data acquisition equipment of displaying live view, and these data are analyzed and added up.Wherein, above-mentioned browsing comprises that at least the number inquiry of starting shooting, the inquiry of start number time period, the many time periods inquiries of channel, L shield application query, the L screen is used the time period inquiry; Above-mentioned statistics comprises channel viewership statistics.
Audience investigation system of the present invention (DVN-Investigation) can remedy the deficiency of above traditional audience investigation system, and has solved the variety of issue that TV receiving system ran into for a long time in the basic technology aspect.It realizes audience investigation data statistics very accurately, for radio and TV operator, program provider, TV station provide correct data refer by various advanced technologies such as real-time data acquisition, real-time passback, timely analysis minings.
Should be appreciated that the above generality of the present invention is described and the following detailed description all is exemplary and explanat, and be intended to the further explanation that the invention provides for as claimed in claim.
Description of drawings
Comprise that accompanying drawing is for providing the present invention further to be understood, they are included and are constituted the application's a part, and accompanying drawing shows embodiments of the invention, and play the effect of explaining the principle of the invention with this specification.
In the accompanying drawing:
Fig. 1 shows according to the audience investigation system based on bidirectional digital television techniques of the present invention.
Fig. 2 utilizes DAF to pass through the snapshot of the example of browser browsing data.
Embodiment
Now with embodiments of the present invention will be described by referring to the drawings in detail.
With reference to figure 1, audience investigation system 100 of the present invention mainly is made of set-top box 101, data acquisition equipment 102 and DAF 103, and may further include devices such as gateway 108, load-equalizing switch 107.Wherein data acquisition equipment 102 further comprises data acquisition server 104, database server 105 and data conversion storage server 106.
Below in conjunction with embodiment shown in Figure 1, describe each several part in detail:
(a) set-top box 100
Set-top box 100 is arranged in the client place, and can return viewing-data automatically with a viewing-data agreement according to predetermined strategy.The audience investigation module of set-top box 100 is fully independently modules (software or hardware realize), and it is operation and need not user intervention automatically on the backstage.
Usually, the audience investigation module of set-top box returns data with certain strategy.
According to an embodiment, provide following strategy.That is, when the user watches a channel and is longer than a scheduled time (for example 1 minute), system will write down the current record of watching automatically, and the current behavior of watching of expression user is an effective viewing behavior.Because the user may cut platform fast, or directly press the direct diving tower of numerical key of remote controller, this behavior of cutting platform immediately can not be at last effective viewing behavior.Have only the user of working as to watch that a TV programme reached about one minute, can effective at last viewing behavior.
In addition, after set-top box obtains effective viewing behavior of user, will write down data.But these data can not upload to acquisition server at once.Can predesignate certain cache size, be used to store all viewing-datas, these data are to be kept among internal memory or the Flash, when buffer memory has been expired, will upload viewing-data automatically, upload end, and buffer area will empty.
Perhaps, if the user rests on some for a long time, current cache will can not expire so, and under these circumstances, user's viewing-data just can't upload to data acquisition equipment.Therefore, need a timer mechanism, guarantee that set-top box also can upload data under the discontented situation of buffer area.According to an example, in start, audience investigation software will obtain a random value of 20 minutes to 60 minutes automatically in set-top box, and this value is in second, and for example set-top box obtains 32 minutes at random, and this timer is exactly 32*60=1920 second.Set-top box is every 1920 seconds, with the viewing-data of uploading in the buffer area (if data are arranged).Upload end, buffer area will empty.
In addition, the audience investigation structure can realize by following algorithm:
The audience investigation organization definition is as follows:
struct?Investigate
{
Char tTime[14]; The time that // action takes place, YYYYMMDDHHSSMM
Char StatusData[17]; // Yi Suofurui technical specification and deciding is in conjunction with a day cypress private data
}
struct?BufferSend
{
Char stbid[20]; // card number or intelligent card numbers
Investigate buffer[25]; // once deposit 25, unified uploading
}
Wherein, investigate is 31 bytes altogether, send 25 status datas of buffering area BufferSend storage, and the data volume of 775Byte adds the intelligent card numbers of 20 bytes altogether, so once send totally 795 bytes.
For realizing the passback and the parsing of data, can be according to following format specification viewing-data agreement
For example, according to the CSM technical specification of the compatible Suo Furui of DVN-Investigation, data structure is as follows:
Data structure is as follows:
| Byte | 16 systems | ASCII character | Describe |
| 00 01.02 03 ... 06 07 ... 10 11 ... 14 15.16 17 | 24 Xx.xx Nn.nn Tt.tt Ss.ss Cc.cc OD | $ NN TT SS CS CR | From then on recording start (BOR) represents the right number of all Ascii nibble behind the position, but does not comprise CS and EOR.Be that 6 Ascii nibble are right in example, i.e. 06h.The verification of primitive network ID transmitting data stream ID service ID and (CS) (1-14 byte and the complement of two's two's complement) * record end (EOR) |
Annotate 1: all transmission data represent that with 16 system ASCII character high byte is preceding.
Annotate 2: with 16 system numbers of 1 byte of 2 Ascii character representations, each Ascii byte wherein is an Ascii nibble.
Annotate 3: the English character of all outputs will be demanded perfection and is upper case character, and the character of small letter will not be identified.
The viewing-data that is write down also comprises the operation behavior of recording user, for example enters main menu, broadcast listening, checks stock, checks mail, start etc.Therefore system also will support above-mentioned user behavior, realizes more data collection and analysis.
According to an embodiment, the data protocol of user watched behavior that system supports and correspondence is as follows:
| Set-top box output | State |
| $06XXXXYYYYZZZZ | Tuned television channel or audio broadcasting XXXX represent ONID; YYYY represents TSID; ZZZZ represents SID; Expression CS |
| $06000000000000FA | The closure plane top box uses a teleswitch |
| $0600000000FFFFFC | Enter main interface state. |
| $0600000000FFFEFD | Video frequency request program such as VOD, NVOD rating main menu state. |
| $0600000000FFFDFE | Data broadcasting main menu state.Follow the tracks of user's navigational state as needs, then need both sides specifically to consult. |
| $0600000000FFFCFF | Stock is used (off-gauge data broadcasting) |
| $0600000000FFFB00 | Television video recreation main menu state.Follow the tracks of user's navigational state as needs, then need both sides specifically to consult. |
| $0600000000FFFA01 | Stock (data broadcasting of standard) |
| $0600000000FFF902 | |
| $0600000000FFF803 | EPG |
| $06000000000000FB | Open state |
| $07XXXXYYYYZZZZ | Receive day state of cypress data broadcasting navigation instruction |
(b) data acquisition equipment
According to an embodiment, this data acquisition equipment comprises and is based upon the Socket serve end program of finishing the port network model.Based on WinSock finish the port server development model, the server of separate unit superior performance can support several thousand to tens thousand of concurrent visits.The audience investigation system of one 500,000 customer volume is uploaded viewing-data according to caching mechanism and timer mechanism, and the per second concurrency can reach the needs of real-time Data Transmission fully less than 1000.
Data acquisition equipment does not directly dock with the background data base server, and it adopts the method for file storage to realize data acquisition.Because under the big situation of user concurrent amount, the database server processes ability will become bottleneck, and adopt disk to finish the storage of data, can utilize the high speed performance of SCSI or SAS hard disk, realize the real-time storage of a plurality of files.
Particularly, the naming rule of filename can adopt " number of set-top box+date Hour Minute Second .dat ", for example a number of set-top box is 1113987654, the time that data acquisition server 104 receives data is " 2007-12-25 11:23:23 ", the data file of Xing Chenging is by name so: 111398765420071125112323.dat, this file are kept under the fixed schedule.
According to another embodiment, data acquisition equipment can also comprise a data unloading server 106, the file transfer that it preserves data acquisition server 104 give the backstage database server server 105 software (for example, Oracle).The scanning of this software timing is the file under the catalogue fixedly, in case find that new data file is arranged, will resolve this document data automatically, deposits into the audience investigation table by the data connection.
(c) DAF
Usually, this DAF 103 is used for the data of displaying live view data acquisition equipment 102 records, and these data are analyzed and added up.
For example, DAF 103 can be the server system that is based upon the B/S framework.This equipment adopts Apache as Web server, and the backstage connects database, realizes that the backstage of data is analyzed and extracted.
Below illustrate the exemplary functions of DAF 103 of the present invention:
[browsing data]
Can see in time that up-to-date user uploads data list, data content comprises: the command protocols string of number of set-top box, action time of implementation, compatible Suo Furui etc., for example, Fig. 2 shows an example utilizing DAF to pass through the browser browsing data;
[inquiry of start number]
According to the time range of user's input, system will inquire all start quantity, and the statistics Homes Using TV.
For example, can show data messages such as " time started ", " concluding time ", " start number ", " total quantity ", " percentage ", " total set-top box quantity " respectively.
[inquiry of start number time period]
Can be according to a plurality of time ranges of user's appointment, system will inquire the quantity of opening of all sections, and statistics Homes Using TV separately;
[channel viewership statistics]
The user can inquire about in some time ranges, the audience ratings of a certain channel (for example CCTV-1);
[the many time period inquiries of channel]
The user can inquire about the channel popularity ratings in a plurality of time ranges, contrasts the viewership of many time periods;
[L shields application query]
L screen application query is that the analytical engine top box receives the data broadcasting navigation instruction, and the channel of this instruction occupies situation.Each data broadcasting navigation instruction, all corresponding with the video channel of appointment, so the screen of the L in query analysis fixed time scope applicable cases, how many users just can understand has receive navigation instruction.
[the L screen is used the time period inquiry]
It is the inquiry of a plurality of time periods that the L screen is used the time period inquiry.
Those skilled in the art can be obvious, can carry out various modifications and variations and without departing from the spirit and scope of the present invention to above-mentioned exemplary embodiment of the present invention.Therefore, be intended to that the present invention is covered and drop in appended claims and the equivalence techniques scheme scope thereof to modification of the present invention and modification.
Claims (8)
1. the audience investigation system based on bidirectional digital television techniques is characterized in that, comprising:
Set-top box is positioned at the client place and returns viewing-data automatically with a viewing-data agreement;
Data acquisition equipment receives the viewing-data of described set-top box passback and stores; And
DAF reads and analyzes the equipment of storing in the described data acquisition equipment.
2. the audience investigation system based on bidirectional digital television techniques as claimed in claim 1 is characterized in that,
Described set-top box returns described viewing-data automatically according to predetermined strategy, wherein
Described strategy comprises that writing down one when the user watches that a channel surpasses a scheduled time automatically effectively watches record.
3. the audience investigation system based on bidirectional digital television techniques as claimed in claim 1 is characterized in that,
Described viewing-data comprises effectively watches record and user's operation behavior,
When the buffering of the described viewing-data of storage is full or every a timer time, return described viewing-data.
4. the audience investigation system based on bidirectional digital television techniques as claimed in claim 1 is characterized in that,
Described data acquisition equipment is stored with the form of file described viewing-data.
5. the audience investigation system based on bidirectional digital television techniques as claimed in claim 4 is characterized in that,
Described data acquisition equipment also comprises a data conversion storage server, and it goes into database server with the automatic unloading of the data in the file of being preserved.
6. the audience investigation system based on bidirectional digital television techniques as claimed in claim 1 is characterized in that,
Described DAF is suitable for the data that write down in the described data acquisition equipment of displaying live view, and these data are analyzed and added up.
7. the audience investigation system based on bidirectional digital television techniques as claimed in claim 6 is characterized in that,
Described browsing comprises that the number inquiry of starting shooting, the inquiry of start number time period, the many time periods inquiries of channel, L shield application query, the L screen is used the time period inquiry.
8. the audience investigation system based on bidirectional digital television techniques as claimed in claim 6 is characterized in that,
Described statistics comprises channel viewership statistics.
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| CNA2008100331615A CN101222609A (en) | 2008-01-28 | 2008-01-28 | Audience investigation system based on bidirectional digital television techniques |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101729338A (en) * | 2008-10-27 | 2010-06-09 | 北京千术宽文化传媒有限公司 | Digital television program audience rating survey system |
| CN102006505A (en) * | 2010-10-11 | 2011-04-06 | 上海泓安信息科技有限公司 | Digital TV set box based televiewer behaviour investigating system |
| CN102186115A (en) * | 2011-02-25 | 2011-09-14 | 深圳创维数字技术股份有限公司 | Set top box based program display system and method |
| CN102348131A (en) * | 2010-07-26 | 2012-02-08 | 中兴通讯股份有限公司 | IPTV system and viewing information statistical method thereof |
| CN102497577A (en) * | 2011-12-29 | 2012-06-13 | 上海泓安信息科技有限公司 | Set top box monitoring system |
| CN102647637A (en) * | 2012-04-20 | 2012-08-22 | 李世平 | Ratings data acquiring method and ratings data acquiring system |
| CN101720019B (en) * | 2009-11-23 | 2012-11-21 | 北京东方广视科技股份有限公司 | Method for performing questionnaire survey based on digital television |
| CN104301754A (en) * | 2013-07-15 | 2015-01-21 | 深圳市同洲电子股份有限公司 | User behavior investigation method and user terminal and system |
| CN104394435A (en) * | 2014-11-28 | 2015-03-04 | 北京国双科技有限公司 | Digital set top box startup detecting method and device |
| CN105282569A (en) * | 2015-10-21 | 2016-01-27 | 北京视博数字电视科技有限公司 | Audience rating statistics method and system |
| CN106792020A (en) * | 2016-12-15 | 2017-05-31 | 福建新大陆通信科技股份有限公司 | A kind of Set Top Box is based on the audience investigation method and system of 3G communications |
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2008
- 2008-01-28 CN CNA2008100331615A patent/CN101222609A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101729338A (en) * | 2008-10-27 | 2010-06-09 | 北京千术宽文化传媒有限公司 | Digital television program audience rating survey system |
| CN101720019B (en) * | 2009-11-23 | 2012-11-21 | 北京东方广视科技股份有限公司 | Method for performing questionnaire survey based on digital television |
| CN102348131A (en) * | 2010-07-26 | 2012-02-08 | 中兴通讯股份有限公司 | IPTV system and viewing information statistical method thereof |
| CN102006505A (en) * | 2010-10-11 | 2011-04-06 | 上海泓安信息科技有限公司 | Digital TV set box based televiewer behaviour investigating system |
| CN102186115A (en) * | 2011-02-25 | 2011-09-14 | 深圳创维数字技术股份有限公司 | Set top box based program display system and method |
| CN102186115B (en) * | 2011-02-25 | 2012-12-26 | 深圳创维数字技术股份有限公司 | Set top box based program display system and method |
| CN102497577A (en) * | 2011-12-29 | 2012-06-13 | 上海泓安信息科技有限公司 | Set top box monitoring system |
| CN102647637A (en) * | 2012-04-20 | 2012-08-22 | 李世平 | Ratings data acquiring method and ratings data acquiring system |
| CN104301754A (en) * | 2013-07-15 | 2015-01-21 | 深圳市同洲电子股份有限公司 | User behavior investigation method and user terminal and system |
| CN104394435A (en) * | 2014-11-28 | 2015-03-04 | 北京国双科技有限公司 | Digital set top box startup detecting method and device |
| CN104394435B (en) * | 2014-11-28 | 2018-04-06 | 北京国双科技有限公司 | Digital set top box boot detection method and device |
| CN105282569A (en) * | 2015-10-21 | 2016-01-27 | 北京视博数字电视科技有限公司 | Audience rating statistics method and system |
| CN106792020A (en) * | 2016-12-15 | 2017-05-31 | 福建新大陆通信科技股份有限公司 | A kind of Set Top Box is based on the audience investigation method and system of 3G communications |
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